Classes/IRCClassesIRClassesShareIRClassMonohullIRIRClassMonohullIRCInternational handicap rating rule for racing and cruising monohulls, managed by the RORC and the UNCL. It computes a corrected time from a rating certificate and sets no class dimension limits.ShareBoats2Generations—Boats · Generations2 · —Races1Skippers3Founded1983ProfileRacesBoatsSkippersStatistics